| 摘要 |
It consists in giving the machine a small number of auxiliary windows 7 which complement those belonging to the winning line 2, in which auxiliary windows 7 the drums 8 are kept hidden by respective covers or trapdoors 9 in such a manner that the player, after specific plays, is able to retain some of the figures 4 of the winning line 2 by acting on the corresponding push-buttons 5, in a conventional manner, and from this point he should sense which of the auxiliary windows 7 contains the figure he requires in order to improve his combination, selecting it by means of the corresponding push-button 10, the pressing of which gives rise to the opening or visualisation of all the auxiliary windows and checking of the site occupied by each figure required. <IMAGE>
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